Finding the Third Proportional to 772,729 and 1,182,040

Step by Step Solution

1. Step 1: Write the proportion equation
   772,729 : 1,182,040 = 1,182,040 : x
2. Step 2: Convert to fraction form
   772,729/1,182,040 = 1,182,040/x
3. Step 3: Cross multiply
   772,729x = 1,182,040 × 1,182,040
4. Step 4: Simplify right side
   772,729x = 1,397,218,561,600
5. Step 5: Solve for x
   x = 1,397,218,561,600/772,729
6. Step 6: Final answer
   x = 1,808,161.16